138339929

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 176606976

約数和(自身を除く): 38267047

約数列:

[1, 7, 13, 37, 91, 181, 227, 259, 481, 1267, 1589, 2353, 2951, 3367, 6697, 8399, 16471, 20657, 41087, 46879, 58793, 87061, 109187, 287609, 534131, 609427, 764309, 1520219, 3738917, 10641533, 19762847, 138339929]

約数ペア:

[(1, 138339929), (7, 19762847), (13, 10641533), (37, 3738917), (91, 1520219), (181, 764309), (227, 609427), (259, 534131), (481, 287609), (1267, 109187), (1589, 87061), (2353, 58793), (2951, 46879), (3367, 41087), (6697, 20657), (8399, 16471)]